package com.sysu.homework.service;

import java.util.List;

import com.sysu.homework.model.Homework;

public interface HomeworkService {
	int addHomework(Homework homework);
	List<Homework> showHomeworks();
	Homework getHomeworkById(int id);
	List<Homework> getUnrankHomeworks();
	List<Homework> getUngradeHomeworks();
}
